
Dust Ignition protection motors
ABB offers a wide range of dust ignition proof motors, both low and high voltage, from 0.25 to 7,700 kW.
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The motors fulfil the EN standards and ATEX directives and comply with many other international and local regulations
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Low voltage motors fulfil IE2 and IE3 efficiency class requirements
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With Ex t motors, any explosion transmission of dust is prevented

Type of protection Ex t
Output power: 0.25 to 2000 kW
Frame size: IEC 71 to 560
Frame material: Aluminum or cast iron
Number of poles: 2 to 8
Voltages: All commonly used voltages
Frequency: 50 or 60 Hz
Protection: IP 55 or IP 65
Protection type:
For zone 21: EPL Db, T 125°C, IP65
For zone 22: EPL Dc, T 125°C, IP55 or IP65
Dust groups IIIB and IIIC
Certificates: IECEx / ATEX certified, national certificates, for example, CU-TR (Russia, Belarus and Kazakhstan), CQST (China) and INMETRO (Brazil)
Features
• Certified with variable speed drive
• Variants for different standards in the oil and gas sector
• Type approval for most marine classification societies
• Application specific design available